{"id":"CVE-2026-103493","title":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","summary":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","cwe":["CWE-79"],"vendor":"jetbrains","product":"youtrack","affected":["youtrack < 2026.2.19422"],"patched":["youtrack 2026.2.19422"],"published":"2026-10-01","updated":"2026-10-01","sourceUpdated":"2026-10-01T16:17:36.470","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-103493","references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","label":"cve@jetbrains.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-01T15:05:42.605246Z"},"ingestedAt":"2026-10-01T09:41:14.169Z","epss":0.00221,"epssPercentile":0.12615,"slug":"CVE-2026-103493","body":"## Overview\n\nIn JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible\n\n## Affected\n\n- `youtrack < 2026.2.19422`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `youtrack 2026.2.19422`","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}